APA (7th ed.) Citation

Oben, R. T. (1960). Commercial law bar reviewer (1960 ed.). Pasicolan Book Service.

Chicago Style (17th ed.) Citation

Oben, Ramon T. Commercial Law Bar Reviewer. 1960 ed. Manila: Pasicolan Book Service, 1960.

MLA (9th ed.) Citation

Oben, Ramon T. Commercial Law Bar Reviewer. 1960 ed. Pasicolan Book Service, 1960.